- The jack should be pluged for proper Preamp working.
(TUNER will works regardless pluging jack)
- There is no output sound, please check if tuner or mute is turned on.
- When LCD screen is dim or no display, please check battery life.
- To prevent battery loss, please unplug jack when preamp is not in use.
- Do not disassemble for repair.
Return to your dealer for service or repair.
- Do not use too much force when operating the control.
3
4
1
2
Functions
AT-3000 PREAMP USER’S MANUAL
1V + 2T Active
Specification
Caution
Low
Battery
AT-3000
Hi.
Low
Vol.
1
2
3
4
2. Low (
EQ TONE CONTROL )
3. High (
EQ TONE CONTROL)
4. Low Battery (Low Battery LED Light)
1. Volume
Features :
1V+2T Active
Input Impedance :
2.2M
Ω
Frequency Response :
20Hz ~ 20KHz
Battery Life :
Over 1000Hours
Power Supply :
9V Alkaline Battery
Control Range:
Low :
【
12dB at 100Hz
】
High :
【
12dB at 10KHz
】
Pick-up :
Piezo Ceramic pick-up
Output Jack :
6.35mm(1/4”)
Dimension :
W 31mm X H 46mm
(1.2" X 1.8”)
1. Volume Knob
The VOLUME controls the output volume. Turned fully counter-clockwise it is
completely OFF. Turned fully clockwise it is LOUD!
2. Low
EQ TONE CONTROL
3. High
EQ TONE CONTROL
The center detent on these tone controls yields a flat tone response.
“+12” boosts the tone; “-12” cuts the tone.
4. Low Battery LED
The LED will light when the battery has lost power. Replace the
battery when this light is on.
This LED light will flash when a cable is connected to the output
jack of the pickup system. This shows the battery is good.
5. Battery
A 9-volt battery powers the AT-3000 preamp. Before connecting the
instrument to an amplifier or mixer please check that a fully charged 9-volt
battery is connected.
